1m (3ft) 40G QSFP+ to QSFP+ Active Twinax Direct Attach Cable


Form Factor: QSFP+ to QSFP+

Other Lengths:

FOS 40G QSFP+ DAC (Direct Attach Cable) is a high-performance cable assembly designed for data center interconnection. The 40G Passive Twinax Direct Attach Cable is a cost-effective way to connect within racks and across adjacent racks in the data center. It fully complies with 40G QSFP+ MSA (Multi-Source Agreement) standard.


  • Supports 40Gb/s aggregate bit rate
  • Enhanced EMI / EMC performance
  • RoHS and halogen-free options
  • 30AWG to 24AWG cable available
  • Available in standard lengths of 1, 2, 3, 5, 7, 10m etc
  • Commercial case temperature range of 0°C to 70°C


  • Switch / Router
  • Storage Area Network (SAN) / Network Interface Card (NIC)
  • Infiniband, QDR / EDR, etc
  • 40G Ethernet


Compatible FOS (Generic) Form Factor QSFP+ to QSFP+
Length 1m Data Rate (Max) 40G
Media Type Copper Wire Gauge 30AWG
Protocols 40G Ethernet Case Temperature 0 to 70°C (32 to 158°F)
Compatible Brands

FOS (Generic)


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